Watertown, United States
| IATA Code | ATY |
| ICAO Code | KATY |
| Type | Medium Airport |
| City | Watertown |
| Country | United States |
| Region | South Dakota |
| Continent | North America |
| Latitude | 44.914001 |
| Longitude | -97.154701 |
| Elevation | 533.1 m |
| Time Zone | America/Chicago |
| Local Time | — |